IS 13736-2-4: Classification of environmental conditions, Part 2: Environmental conditions appearing in nature, Section 4: Solar radiation and temperature PDF
Preview IS 13736-2-4: Classification of environmental conditions, Part 2: Environmental conditions appearing in nature, Section 4: Solar radiation and temperature
इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 13736-2-4 (1993): Classification of environmental conditions, Part 2: Environmental conditions appearing in nature, Section 4: Solar radiation and temperature [LITD 1: Environmental Testing Procedure] “!ान $ एक न’ भारत का +नम-ण” Satyanarayan Gangaram Pitroda ““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee”” “!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै” Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” IS 13736 ( Part 2/Set 4 ) : 1993 IEC Pub 721-2-4 ( 1987 ) CLASSIFICATION OF ENVIRONMENTAL CONDITIONS PART 2 ENVIRONMENTAL CONDITIONS APPEARING IN NATURE Section 4 Solar Radiation and Temperature UDC 621-38.038 : 620.19306 @ BIS 1993 BUREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADYR SHAH ZAFAR MARG NEW DELHI 110002 May 1993 Price Group 6 latnemnorivnE gnitseT serudecorP lanoitceS ,eettimmoC LT 02 LANOITAN FOREWORD sihT naidnI dradnatS hcihw is lacitnedi htiw 1X buP 4-2-127 ( 1987 ) noitacifissalC‘ fo -norivne latnem snoitidnoc - traP 2 : latnemnorivnE snoitidnoc gniraeppa ni .erutan raloS noitaidar and ,’erutarepmet issued yb eht lanoitanretnI lacinhcetortcelE ,noissimmoC was detpoda yb eht uaeruB fo naidnI Standards no eht noitadnemmocer fc eht latnemnorivnE gnitseT serudecorP lanoitceS eettimmoC ( TL 02 ) and lavorppa fo eht scinortcelE and noitacinummoceleT noisiviD .licnuoC ehT txet fo eht CEI standard has neeb devorppa as elbatius rof noitacilbup as naidnI dradnatS tuohtiw .snoitaived niatreC snoitnevnoc ,era ,revewoh ton lacitnedi ot esoht desu ni naidnI Standards. noitnettA is ylralucitrap drawn ot eht :gniwollof reverehW eht sdrow lanoitanretnI‘ ’dradnatS ,raeppa gnirrefer ot this standard, yeht dluohs eb daer as naidnI‘ .’dradnatS ehT denrecnoc lacinhcet eettimmoc has deweiver eht snoisivorp fo CEI l-127 ( 1981 ) and CEI l-2-127 ( 1982 ,) derrefer ni this standard and has dediced that yeht era elbatpecca rof esu ni noitcnujnoc htiw this standard. traP 1 fo this naidnI dradnatS slaed htiw noitacifissalc fo latnemnorivne sretemarap and rieht .seitireves ehT tneuqesbus parts era dednetni ot laed htiw eht :gniwollof )a latnemnorivnE snoitidnoc gniraeppa ni .erutan )b noitacifissalC fo spuorg fo latnemnorivne sretemarap and rieht .seitireves tnemdnemA .oN 1 issued ot CEI buP 4-2-127 ( 1987 ) is nevig at eht .dne ylnO eht hsilgnE egaugnal txet ni eht lanoitanretnI dradnatS has neeb deniater elihw gnitpoda ti ni this naidnI .dradnatS IS 13736 ( Part Z/See 4) : 1993 IEC Pub 721.2-4 (1987) Indian Standard CLASSIFICATIONO F.ENVIRONMENTAL CONDITIONS PART 2 ENVIRONMENTAL CONDITIONS APPEARING IN NATURE Section ~4 Solar Radiation and Temperature 1. epocs sihT trap fo eht standard stneserp B daorb noisivid otni sepyt fo ralos noitaidar .saera tI is .dednetni ot eb desu as trap fo eht dnuorgkcab lairetam nehw gnitceles etairporppa seitireves fo ralos noitaidar rof tcudorp .snoitacilppa llA sepyt fo saera’iacihpargoeg era ,derevoc tpecxe saera htiw sedutitla evoba 5000 .m nehW gnitceles seitireves fo ralos noitaidar rof tcudorp ,snoitacilppa eht seulav hcihw era nevig ni I E C noitacilbuP :l-127 noitacifissalC fo latnemnorivnE ,snoitidnoC traP :1 noitacifissalC fo latnemnorivnE sretemaraP and riehT ,seitireveS dluohs eb .deilppa 2. Object oT enifed gnitimil seitireves fo ralos noitaidar ot hcihw stcudorp era elbail ot eb desopxe gnirud ,noitatropsnart egarots and .esu 3. Genetal raloS noitaidar nac tceffa stcudorp yliramirp yb gnitaeh fo lairetam and rieht tnemnorivne ro yb lacimehcotohp noitadarged fo .lairetam ehT teloivartlu tnetnoc fo ralos noitaidar sesuac lacimehcotohp noitadarged fo tsom cinagro .slairetam yticitsalE and yticitsalp fo niatrec rebbur sdnuopmoc dnir citsalp era,slairetam .detceffa lacitpO glass yam emoceb .euqapo raloS noitaidar sehcaelb tuo sruoloc ni paints, ,selitxet ,repap .cte sihT nac eb fo ,ecnatropmi rof elpmaxe rof eht ruoloc gnidoc fo .stnenopmoc ehT gnitaeh fo lairetam is eht tsom. tnatropmi tceffe fo erusopxe ot ralos .noitaidar ehT noitatneserp. fo seitireves fo ralos noitaidar is erofereht detaler ot eht rewop ytisned detaidar sdrawot a ,ecafrus ro ,ecnaidarri desserpxe ni watts rep erauqs .ertem An tcejbo detcejbus ot ralos noitaidar lliw attain a erutarepmet gnidneped yliramirp no eht gnidnuorrus ria ,erutarepmet eht ygrene detaidar morf eht sun, and eht ecnedicni elgna fo eht noitaidar no eht .tcejbo rehtO ,srotcaf rof elpmaxe wind and taeh noitcudnoc ot ,sgnitnuom nac eb fo .ecnatropmi nI ,noitidda eht ecnatprosba ,x( fo eht ecafrus rof eht ralos murtceps is fo .ecnatropmi An laicifitra ria erutarepmet ,t yam eb ,denifed ,hcihw rednu etats-ydaets ,snoitidnoc stluser ni eht emas ecafrus erutarepmet fo an tcejbo as eht noitanibmoc fo eht lautca ria erutarepmet ,t and eht ralos noitaidar fo eht ecnaidarri E. An etamixorppa eulav nac eb deniatbo morf eht gniwollof :noitauqe ,t = ,t + s a -E 4 1 IS 13736 (Part 2/Set 4) : 1993 IEC Pub 721-2-4 ( 1987 ) ehT tneiciffeoc h, is eht taeh refsnart tneiciffeoc rof eht ,ecafrus ni watts rep erauqs ertem and eerged Celsius, and sedulcni lamreht noitaidar ot eht ,sgnidnuorrus taeh noitcudnoc and noitcevnoc eud ot wind. ehT ecnatprosba a, sdneped no eht lamreht ,ruoloc eht ecnatcelfer and eht ecnattimsnart fo eht .ecafrus lacipyT raelc yks seulav :era a, =0.7 h, = 20 ’m(/W - “C) E =900 W/m2 gnitluser ni an erutarepmetrevo“ ” eud ot ralos noitaidar fo tuoba 30 “C. tI nac neht eb nees that an rorre fo %01 ni eht noitamitse fo eht ytisnetni fo eht ralos noitaidar lliw ecneulfni eht erutarepmet devlovni yb less than 5 “C. ,eroferehT ereht is on deen ni this noitacifissalc rof ylemertxe etarucca seitireves fo ralos noitaidar and ronim srotcaf gnitceffa eht taeh detaidar evah erofereht neeb dedragersid .ereh ehT gnitaeh tceffe is desuac ylniam yb mret-trohs noitaidar fo hgih ,ytisnetni .e.i eht ralos noitaidar dnuora noon no sselduolc .syad hcuS seulav era detneserp elbaT’ni .I tI yam osla eb fo tseretni ot yfitnedi eht tsewol elbissop seulav fo cirehpsomta noitaidar gnirud raelc nights ni redro ot enimreted eht ”erutarepmetrednu“ fo stcudorp desopxe ot eht .yksthgin hcuS seulav era nevig ni erugiF 1, egap 5. 4. Solar radiation physics ehT citengamortcele noitaidar morf eht sun ot eht htraE srevoc a rehtar daorb murtceps morf eht teloivartlu ot eht raen .der-arfni tsoM fo eht ygrene ehtgnihcaer ecafrus fo eht htrae is ni eht htgnelevaw egnar fo 0.3 nru ot 4 nru htiw a mumixam ni elbisiv-eht egnar dnuora 0.5 .mp lacipyT artceps era nwohs ni erugiF 2, egap 6. ehT tnuoma fo tnaidar ygrene morf eht sun hcihw sllaf nopu tinu aera fo a enalp lamron ot eht sun’s syar just edistuo eht erehpsomta at eht naem ecnatsid morf htraE ot sun is dellac eht ralos .tnatsnoc Its eulav is yletamixorppa 1.37 .’m/Wk ehT ecnatsid morf htraE ot sun seirav gnirud eht ,raey and yltneuqesnoc eht noitaidar seirav morf yletamixorppa 1.41 *m/Wk ni yraunaJ ot yletamixorppa 1.32 kW/m2 ni .yluJ yletamixorppA %99 fo eht ygrene fo eht sun is dettime at shtgnelevaw woleb 4 .nru tsoM fo eht ygrene woleb 0.3 si’my debrosba yb eht erehpsomta and seod ton hcaer eht ecafrus fo eht .htraE rehtruF noitprosba and gnirettacs fo eht noitaidar sekat ,ecalp eud ot selcitrap and gases, gnirud passage hguorht eht .erehpsomta ehT gnirettacs fo eht tcerid ralos noitaidar ni eht erehpsomta stluser ni esuffid morfnoitaidar eht .yks suhT eht ygrene deviecer at a niatrec ecalp no eht htrae is eht sum fo eht tcerid ralos noitaidar and eht esuffid ralos ,noitaidar hcihw is derrefer ot as eht labolg“ .”noitaidar morF eht tniop fo weiv fo gnitaeh ,stceffe this sum is fo tseretni and eht slevel nevig ni this standard era erofereht detaler ot labolg .noitaidar 5. Levels of global radiation 5.1 mumixaM slevel ehT mumixam level fo labolg noitaidar no a raelc yad srucco at .noon ehT tsehgih eulav fo eht rewop deveihca no a sselduolc yad at noon at a ecafrus ralucidneprep ot eht noitcerid fo eht sun sdneped no eht tnetnoc fo losorea ,selcitrap enozo and retaw ruopav ni eht .ria tI seirav ylbaredisnoc htiw lacihpargoeg edutital and epyt fo .etamilc 2 IS 13736( Part ~/SW 4 ) :. 1993 IEC Pub 721-24 (1987) ehf labolg noitaidar no a ecafrus ot-ralucidneprep eht noitcerid fo eht sun yam hcaer a eulav fo 1120 ’m/W at noon no a sselduolc yad htiw yletamixorppa 1 mc retaw ruopav ,tnetnoc 2 mm enozo and slosorea fo p=O.OS, erehw 3/ is eht Angstr6m ytidibrut .tneiciffeoc ehT eulav 1120 W/m2 is lacipyt rof talf land raf yawa morf lairtsudni saera and morf egral seitic at ralos snoitavele gnideecxe 60“. Nbte. -The retaw ruopav tnetnoc fo a lacitrev nmuloC fo eht erehpsomta si derusaem sa eht ,thgieh ni ,sertemitnec fo eht gnidnopserroc detatipicerp .retaw ,ylsuogolanA eht enozo tnetnoc fo a lacitrev nmuloc fo eht erehpsomta Si derusaem sa eht thgieh fo eht gnidnopserroc enozo nnu#c at lamron erutarepmet dna ehT gnirettacs pressure. dna noitprosba yb losorea selcitrap si desserpxe yb eht miirtsgnA ytidibrut ,tneiciffeoc hcihw si eht lacitpo htped fo eht erehpsomta htiw tcepser ot noitcnitxe fo citamorhconom noitaidar fo htgnelevaw =A 1 .mp ehT tcerid ralos noitaidar sesaerced htiw gnisaercni .ytidibrut ytidibruT is hgih ni laciportbus setamilc and ni stresed erehw eht noitartnecnoc selcitrap-fo ni eht ria is .hgih tI is osla hgih ni egral seitic and wol ni suoniatnuom .saera ehT slevel ni elbaT I era dednemmocer noitacilppa.rof as kaep seulav fo labolg ecnaidarri at ,noon decneirepxe yb a ecafrus ralucidneprep ot eht noitcerid fo eht sun ni a sselduolc .yks ehT level seirav ylno a wef tnecrep nihtiw eht sriloh tseraen ot noon and nac erofereht eb assumed ot eb evitatneserper rof a wef sruoh at a .emit TABLEI Typical peak values of global irradiance (in watts per square me&e from a cloudless sky) aerA egraL seitic talF dnal suoniatnuoM saera laciportbuS setamilc dna stresed 700 750 1180 rehtO saera 1 050 1 120 1 180 * 2;S Mean monthly and annual global solar radiation Whilst eht mumixam gnitaeh tceffe fo ralos noitaidar no a ecafrus is yllamron tnedneped no mret-trohs ecnaidarri dnuora ,noon eht lacimehcotohp stceffe era detaler ot ,noitaidar detargetni revo ,emit .e.i .noitaidarri roF eht esoprup fo ,nosirapmoc yliad labolg noitaidarri is eht tsom tneinevnoc and ylnommoc desu .eulav nI ,rebmeceD eht ylhtnom naem egareva fo yliad noitaidarri sehcaer yletamixorppa 10.8 ’m/hWk esolc ot htuos’eht ,eloP esuaceb fo eht noitarud fo .thgilyad edistuO eht citcratnA aera yliad slevel hcaer yletamixorppa 8.4 .’m/hWk ehT tsehgih annual naem segareva fo yliad labolg ,noitaidarri up ot 6.6 ,*m/hWk era dnuof ylniam ni tresed .saera 5.3 Simultaneous values of maximum air temperatures and solar radiation ehT tsewol seulav fo eht ytidibrut tneiciffeoc 3/ era dnuof ni dloc ria masses. ,eroferehT eht slevel ni elbaT I od ton rucco at eht tsehgih seulav fo ria .erutarepmet tI yam eb assumed that labolg ecnaidarri seod ton hcaer erom than %08 fo eht seulav nevig ni elbaT I at eht mumixam ria serutarepmet nevig ni I CE noitaiilbuP :1-2-127 ,noitacifissalC fo latnemnorivnE ,snoitidnoC traP 2 : latnemnorivnE snoitidnoC gniraeppA ni .erutaN erutarepmeT and .ytidimuH 3 IS 13736 ( Pakt2/Sec 4) : 1993 IEC Pub 721-2-4 ( 1987 ) 6. Minimum levels of atmospheric radiation at ‘night nI sselduolc nights nehw eht cirehpsomta noitaidar is yrev ,wol stcejbo desopxe ot eht thgin yks lliw attain ecafrus serutarepmet woleb eht gnidnuorrus ria .erutarepmet ehT laciteroeht erutarepmet ,oT ni ,snivlek fo an tcejbo ni muirbiliuqe htiw eht cirehpsomta noitaidar is nevig yb s’nnamztloB law : erehw : TC is s’nnamztloB-nafetS ,tnatsnoc P1.76.5 )4K-2m(/W A is cirehpsomta noitaidar ni *m/W ees( erugiF 1, egap .)41 nI ,ecitcarp serutarepmet lliw eb rehgih eud ot taeh ,noitcudnoc vnoc noit .and retaw .noitasnednoc As an elpmaxe ti has neeb dnuof that eht ecafrus fo a latnoziroh disk yllamreht detalosi morf eht dnuorg and desopxe ot eht thgin yks gnirud a rae,lc thgin nac attain a erutarepmet fo 41- “C nehw eht ria erutarepmet is 0 “C and eht evitaler ytidimuh is esolc ot .%001 erugiF 1 shows eht cirehpsomta noitaidar morf eht thgin yks ni raelc ria as a noitcnuf fo ria erutarepmet at a thgieh fo 2 m evoba eht dnuorg .level ehT evitaler ytidimuh is yllamron yrev hgih no raelc nights. 4 IS 13i36 (Part 2/Set 4) : 1993 IEC Pub 721-2-4 (1987) “E 003 ‘r 8 6 $ - k 052 Air temperature ta a height fo 2 m evoba dnuorg level 5 78/86 .GIF 1. - cirehpsomtA noitaidar morf a raelc thgin .yks 5
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